An applicant for registration of a geographical indication or as an authorised user or an opponent filing a notice of opposition may notwithstanding that he has a principal place of business in India, if he so desires, may furnish to the Registrar with an address in India to which communications in relation to the application or opposition proceedings only may be sent. Such address of the applicant or the authorised user or the opponent shall be deemed, unless subsequently cancelled, to be the actual address of the applicant or the authorised user or the opponent, as the case may be, and all communications and documents in relation to the application, or notice of opposition may be served by leaving them at, or sending them by post to such address of the applicant or the authorised user or the opponent, as the case may be.
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